Adding code for Glider

Code for the Glider Paper Airplane Controller Learn Guide. Uses the nRF52840 LED Glasses Driver board for BLE and accelerometer to control Glider.

Author: BlitzCityDIY

Glider_Paper_Airplane_Controller/code.py

@@ -0,0 +1,78 @@
+# SPDX-FileCopyrightText: 2022 Liz Clark for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import adafruit_lis3dh
+import simpleio
+import adafruit_ble
+from adafruit_ble.advertising import Advertisement
+from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
+from adafruit_ble.services.standard.hid import HIDService
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+
+#  I2C setup
+i2c = board.I2C()
+lis3dh = adafruit_lis3dh.LIS3DH_I2C(i2c)
+
+#  range of LIS3DH
+lis3dh.range = adafruit_lis3dh.RANGE_2_G
+
+#  BLE HID setup
+hid = HIDService()
+
+advertisement = ProvideServicesAdvertisement(hid)
+advertisement.appearance = 961
+scan_response = Advertisement()
+scan_response.complete_name = "CircuitPython HID"
+
+#  BLE instance
+ble = adafruit_ble.BLERadio()
+
+#  keyboard HID setup
+keyboard = Keyboard(hid.devices)
+
+#  BLE advertisement
+if not ble.connected:
+    print("advertising")
+    ble.start_advertising(advertisement, scan_response)
+else:
+    print("connected")
+    print(ble.connections)
+
+while True:
+    while not ble.connected:
+        pass
+	#  while BLE connected
+    while ble.connected:
+        #  read LIS3DH
+        x, y, z = [
+            value / adafruit_lis3dh.STANDARD_GRAVITY for value in lis3dh.acceleration
+        ]
+        #  map Y coordinate of LIS3DH
+        mapped_y = simpleio.map_range(y, -1.1, 1.1, 0, 3)
+        #  convert mapped value to an integer
+        plane = int(mapped_y)
+
+        #  if you're tilting down...
+        if plane == 0:
+            #  send R, glider moves right
+            keyboard.press(Keycode.R)
+            #  debug
+            #  print("right")
+        #  if there's no tilt...
+        if plane == 1:
+            #  release all keys, send nothing to glider
+            keyboard.release_all()
+            #  debug
+            #  print("none")
+        #  if you're tilting up...
+        if plane == 2:
+            #  send L, glider moves left
+            keyboard.press(Keycode.L)
+            #  debug
+            #  print("left")
+        time.sleep(0.01)
+    #  if BLE disconnects, begin advertising again
+    ble.start_advertising(advertisement)